Which Commodore crew member was quoted extensively in the article "More of the Filibusters Safe"?

the answer to this question is c.

onto a large boat, and mark the water level that the boat sinks to. then, take the elephant out and put a bunch of marked weights onto the boat until it reaches the same water level. add up the masses of the weights to get the weight of the elephant.

the objective should be switched

last one is the answer